Output State Control - 97 MY (page 3 of 3)
- Make
- Aston Martin
- Model
- DB7 Factory Workshop Manual Volume 2: Electrics, Body and Air Conditioning
- Year
- 1994–1998
- Section
- Operating instructions
Diagnostic system (PDU)Output State Control - 97 MY · page 3 of 3
| Signal | Description |
|---|---|
| IACDTCY | Idle Air Control Duty Cycle (% open) |
| IAT | Intake Air Temperature - °C or raw input counts |
| IAT STAT | Air Temperature - Temperature sensor failure |
| IAT-V | Intake Air Temperature - Volts or raw counts |
| IGN | Desired Ignition Timing - ° BTDC |
| INDS | Input from manual lever position sensor (counts) |
| IPWA | Injector Pulse Width in mS- Bank A (Cylinders 1-3) |
| IPWB | Injector Pulse Width in mS- Bank B (Cylinders 4-6) |
| LAMSE1 | Current Short Term Fuel Trim 1, adjustment from stoich - (% of range) |
| LAMSE2 | Current Short Term Fuel Trim 2, adjustment from stoich - (% of range) |
| LFC | Low Speed Fan Status |
| LOOP | Fuel Control - 1 = Open Loop, 0 = Closed Loop |
| MAF MAX | Maximum Mass Air Flow signal during normal running |
| MAF | Raw MAF sensor output (A/D counts) |
| MAF STAT | Mass Air Flow Meter - MAF sensor failure |
| MIL | Malf. Indicator Lamp Status - 1 = Lamp On |
| Mis HI | Cumulative misfires detected by misfire test (Hi bit). |
| Mis LO | Cumulative misfires detected by misfire test (Lo bit). |
| Mis nc HI | Cumulative misfires detected by a misfire test (Hi bit). |
| Mis nc LO | Cumulative misfires detected by a misfire test. |
| Mis1 HI | Cumulative misfires detected by cylinder 1 misfire test (Hi bit). |
| Mis1 LO | Cumulative misfires detected by cylinder 1 misfire test (Lo bit). |
| Mis2 HI | Cumulative misfires detected by cylinder 2 misfire test (Hi bit). |
| Mis2 LO | Cumulative misfires detected by cylinder 2 misfire test (Lo bit). |
| Mis3 HI | Cumulative misfires detected by cylinder 3 misfire test (Hi bit). |
| Mis3 LO | Cumulative misfires detected by cylinder 3 misfire test (Lo bit). |
| Mis4 HI | Cumulative misfires detected by cylinder 4 misfire test (Hi bit). |
| Mis4 LO | Cumulative misfires detected by cylinder 4 misfire test (Lo bit). |
| Mis5 HI | Cumulative misfires detected by cylinder 5 misfire test (Hi bit). |
| Mis5 LO | Cumulative misfires detected by cylinder 5 misfire test (Lo bit). |
| Mis6 HI | Cumulative misfires detected by cylinder 6 misfire test (Hi bit). |
| Mis6 LO | Cumulative misfires detected by cylinder 6 misfire test (Lo bit). |
| MISF | Misfire Monitor - 1 = Currently misfiring |
| ODCODES | Total number of on-demand codes currently stored. |
| PGM CVS DC | Purge Management Duty Cycle (% on) |
| PIP | Profile Ignition Pick-Up - PIP input level |
| PNP | Park Neutral Position Switch |
| R-BIAS1 | Rear bias trim (Bank 1, cylinders 1-3) |
| R-BIAS2 | Rear bias trim (Bank 2, cylinders 4-6) |
| RATCH | Lowest TP reading during driving |
| TP MAX | Maximum Throttle Potentiometer signal during normal running |
| TP STAT | Throttle Position Sensor - TP sensor failure |
| TP | Throttle Potentiometer - Volts or counts |
| TPR-V | Raw counts from sensor |
| TQ-NET | Net torque into the torque converter |
| TRIP | OBDII Drive Cycle Complete (except cat monitor) - 1 = Trip completed |
| TRIPCNT | Number of Completed OBDII Trips |
| VS MAX | Maximum Vehicle Speed signal during normal running |
| VS STAT | Vehicle Speed Sensor mode flag |
| VS | Vehicle Speed - MPH |
| WAC | Wide Open Throttle A/C Cut-Off - 1 = High (WOT Relay) |
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